Results 21 to 30 of about 853 (175)

Online Detection of Keyhole Status in a Laser-MIG Hybrid Welding Process

open access: yesMetals, 2022
During laser-metal inert gas (MIG) hybrid welding, a large amount of welding status information is generated in droplet transfer, keyhole and molten pool.
Xi’an Fan   +3 more
doaj   +1 more source

Mechanical Properties of Plug Welds after Micro-Jet Cooling

open access: yesArchives of Metallurgy and Materials, 2016
New technology of micro-jet welding could be regarded as a new way to improve mechanical properties of plug welds. The main purpose of that paper was analyzing of mechanical properties of plug welds made by MIG welding method with micro-jet cooling.
Hadryś D.
doaj   +1 more source

Grey-based taguchi method for multi-weld quality optimization of gas metal arc dissimilar joining of mild steel and 316 stainless steel

open access: yesResults in Engineering, 2023
Welding processes play a significant role in many fabrication and manufacturing industries. Among various welding processes that have been developed over the years, Gas Metal Arc Welding (GMAW) or Metal Inert Gas Welding (MIG) has received a lot of ...
O.S. Ogbonna   +4 more
doaj   +1 more source

A comparison of laser-metal inert gas hybrid welding and metal inert gas welding of high-nitrogen austenitic stainless steel

open access: yesJournal of Materials Research and Technology, 2021
High-nitrogen austenitic stainless steel (HNASS) has many excellent properties, such as high strength and toughness, high strain-hardening ability, strong corrosion resistance and low magnetization compared with the traditional widely used Ni–Cr ...
Jie Ning   +3 more
doaj   +1 more source

Optimization of MIG welding parameters

open access: yesUniversity of Thi-Qar Journal for Engineering Sciences, 2021
Welding is a technique used for joining metal parts usually during the application of heat. There are many types of welding, including an electric arc welding this means that welding is a process in which the electric arc forms a metal work piece and an electrode, which leads to this work to heat the metals and cause them to melt, and connect them with
Noor Hameed Majeed   +2 more
openaire   +1 more source

Review of MIG and TIG welding current variation of low-carbon steel materials based on tensile strength [PDF]

open access: yesE3S Web of Conferences
SS400 and ASTM A36 a low-carbon steel materials that are used in the industry in the connection process to create materials according to the design. The aim of this research is to review the mechanical properties that occur in low-carbon steel materials ...
Drastiawati Novi Sukma   +5 more
doaj   +1 more source

The grey-based Taguchi method was used to enhance the TIG-MIG hybrid welding process parameters for mild steel

open access: yesInvention Disclosure
s: Metal Industry and Machine Technology Development Enterprise is Ethiopia's leading manufacturing industry, producing a diverse range of industrial machinery and products.
Fasil Kebede Tesfaye   +1 more
doaj   +1 more source

Comparative Study of the Mechanical Properties of (FS) and MIG Welded Joint in (AA7020-T6) Aluminum Alloy

open access: yesAl-Khawarizmi Engineering Journal, 2011
A comprehensive practical study of typical mechanical properties of welded Aluminum alloy AA7020-T6 (Al-Mg-Zn), adopting friction stir welding (FSW) technique and conventional metal inert gas (MIG) technique, is well achieved in this work for real ...
Zainab Waheed   +2 more
doaj   +4 more sources

Research and Application of Cold Metal Transfer Welding Technology

open access: yesChengshi guidao jiaotong yanjiu
[Objective] It is aimed to investigate the relationship between the welding deformation degree of aluminum alloy materials and the welding methods, with the purpose of exploring the effects of different welding processes on aluminum alloy welding ...
YUE Caiyue   +5 more
doaj   +1 more source

The institutional paradox of a substantivist conception of the economy in public policy: Insights from public procurement for solidarity economy in Ecuador

open access: yesAnnals of Public and Cooperative Economics, EarlyView.
Abstract Ecuador's 2008 Constitution advanced an ambitious substantive economic vision through Buen Vivir (Good Living), recognizing a plural economy which encompasses private, public and solidarity economy (SE) sectors. This paper aims to analyze public procurement programs in Ecuador, one of the flagship Buen Vivir policies for SE promotion.
Maria‐José Ruiz‐Rivera   +1 more
wiley   +1 more source

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